Home / 6,406,068.20-8,840,373.82-3,505,459.28

Finding the Fourth Proportional to 6,406,068.20, 8,840,373.82 and 3,505,459.28

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Solution

The fourth proportional to 6,406,068.20, 8,840,373.82 and 3,505,459.28 is: 4,837,533.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406,068.20 : 8,840,373.82 = 3,505,459.28 : x
  2. Step 2: Convert to fraction form
    6,406,068.20/8,840,373.82 = 3,505,459.28/x
  3. Step 3: Cross multiply
    6,406,068.20x = 8,840,373.82 × 3,505,459.28
  4. Step 4: Simplify right side
    6,406,068.20x = 30,989,570,393,022.54
  5. Step 5: Solve for x
    x = 30,989,570,393,022.54/6,406,068.20
  6. Step 6: Final answer
    x = 4,837,533.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.